Pipe and fitting joint



- J J HOGAN PIPE AND FITTING JOINT. F I'LED Aus 31 1920 Jan. 16, 1923.

Zia/22257 AZior/ggy Fatented Jan. lfi, K923i JAY J. HOGAN, OF ERIE,PENNSYLVANIA, ASSIGNOR TO. HOGAN-SPENCEB-WHITLEY COMPANY, OF ERIE,PENNSYLVANIA, A CORPORATION OF PENNSYLVANIA.-

PIPE AND FITTING JOINT.

Application filed August 31, 1920. Serial No. 407,138.

To all whom it may concern: ment The assembling may be done by Be itknown that I, JAY J. HoGAN, a citisllpplng the fittings endwise andconsezen of the United States, res ding at Erie, quently if tor anyreason it IS desired to dein the county of Erie and State oi Penntachthe parts this can be done much more 55 5 sylvania, have invented newand useful l'nireadily than where the parts are screwed toprovements 1na Pipe and Fitting Joint, of nether. The screw acting in the seatposiwhich the following is a specification. tively keys the pipe inplace so that the pipe The invention is particularly designed to is notonly clamped but locked against unite a fitting; with pipe where thealineturning and disengagement. 60 ment of the pipe with the fitting isimpor- What I claim as new is tant and where it is desirable that thecon- 1. The combination of a fitting having a nection between the pipeand the fitting may socket; a pipe extending into the socket,

be accomplished by slipping the pipe into said pipe having an axiallyextending slit place The invention is particularly useful severing thepipe along the slit; and a screw 65 in uniting); bearings andparticularly where extending; from the wall of the fitting into the pipeforms a housing for a shaft exthe slit, said screw and slit havingengagtending between the bearings and the ininn surfaces spreading thepipe against the vention is illustrated in this relation. walls of thesocket as the screw is screwed The invention is illustrated in theaccoininwardly. 70

panyinp; drawings as follows:- 2. The combination of a fitting having aFig. 1 shows a side elevation of the joint socket; a pipe extending;into the socket.

partly in section. said pipe having an axially extending slit Fig. 2 asection on the line 2-2 in Fig. 1 severing the pipe along the slit; aconical with the pipe in place but not expanded. screw seat along theslit; and a screw eX- 7 5 Fig. 3 a similar section slightly oil-set,tending from the wall of the fitting into the with the pipe expandedinto place. slit and acting on the cone surfaces of the 1 marks onefitting which is in the form seat for expanding the pipe into engageot ahousing and bearing. 2 a similar housment with the walls of the socket.ing and bearing 3 a shaft jonrnaled in the The combination 0tv twofittings each 80 bearings and 4.- gears arranged on the shaft. having apipe socket; a pipe extending be- These may be of any ordinary type. Astween the fittings, the ends of the pipe exshown they form a unit in awashing matending into the sockets in the fittings and chine. each endof the pipe having an axially ex- The connecting pipe and housing 5 hastending slit severing the pipe along; the slit; its ends turned at 6 andthese ends have slits and a screw extending from the wall. of each 7extending inwardly from the ends and fitting; into the slit, said screwsand slits conical sockets 8 arranged in the pipe along having: engaging;surfaces spreading; the the slits. The ends 6 extend into sockets 1 pipeagainst the walls of the sockets as the and 2*" forminga sliding}; andcoinparatix 'ely crews are screwed inwardly. 90 40 loose fit. at. Thecombination of a fitting having a Screws 9 extend through the walls ofthe bearing therein; a shaft journaled in the sockets 1 and 2% Thesescrews have conical bearing: a pipe 9}: ending into the socket ends 10which extend into the sockets or forming a housing" for the pipe. saidpipe seats 8 and as the screw is forced forward. havingan axiallyextending slit severing 95 the engaging surfaces of the end of the thepipe along the slit: and a screw extend.-

screw and the seat operate to spread the end ing from the walls of thefitting into the slit of the pipe so as to expand it against the saidscrew and slit having engaging surwalls of the socket. It will be notedthat faces spreading; the pipe against the walls with this constructionthe pipe forces the of the socket as the screw is screwed in- 100fittings into perfect alinement so that the wardly.

bearings carrying the shaft are in aline- 5. The combination of twofittings each having a hearing; and a pipe socket in alinement with thebearing; a shaft j0urnaled in said bearings; a pipe extending betweenthe fittings, the ends of the pipe extending into the sockets, each endof the pipe having an axially extending slit severing the pipe along theslit; and a screw extending from the wall of each socket into each slit,said screws and slits having engaging surfaces spreading the pipeagainst 10 the Walls of the sockets as the screws are screwed inwardly.

'In testimony whereof I have herem'ito set my hand.

JAY J. HOGAN.

